scripts/ege/16.py
2023-05-05 00:45:01 +03:00

17 lines
204 B
Python

def f(n):
if n == 0:
return 0
if n % 2 == 0:
return f(n / 2) - 1
return f(n - 1) + 2
c = 0
for i in range(1000):
if f(i) == 3:
c += 1
print(c)